-27.55% is the change from 824 to 597
Calculation steps:
[( 597 - 824 ) ÷ 824] x 100 = -27.55%
Formula
Percentage change = [(597 - 824) / 824] x 100
Subtract the new number by the original number
597 - 824 = -227
-227 ÷ 824 = -0.27548543689320387
-0.27548543689320387 x 100 = -27.55%